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Adapted from a provocative book by Brian Greene, this deeply engrossing documentary — which originally aired on PBS’s NOVA in three parts — attempts to explain the controversial string theory, a complicated scientific proposal that, …

Follow me on Twitter: http://goo.gl/X7abMThis is an educational video. This documentary is legal and not breaking any copyright laws because the documentary copyright owners say that,” This video can be …

Operated by the 2nd Space Operations Squadron in Colorado, the Global Positioning System (GPS) is the world’s only global utility and the largest military satellite constellation.One of the world’s largest and most respected centers for scientific research is CERN, …

From the moment of conception, every human embryo embarks on an incredible nine month journey of development. Now, cutting-edge technology makes it possible for National Geographic’s In the Womb to open a window into the hidden world of …

It was one of the greatest mysteries in modern science: a series of brief but extremely bright flashes of ultra-high energy light coming from somewhere out in space. These gamma ray bursts were first spotted by spy satellites in the …

Here we offer David Talbott’s first glimpses of celestial dramas in ancient times. Just a few thousand years ago a gathering of planets hung as towering forms in the ancient sky close to the earth, provoking spectacular electric discharge formations …